#!/bin/bash
  read cpu a b c previdle rest < /proc/stat
  prevtotal=$((a+b+c+previdle))
  sleep 0.5
  read cpu a b c idle rest < /proc/stat
  total=$((a+b+c+idle))
  cpu=$((100*( (total-prevtotal) - (idle-previdle) ) / (total-prevtotal) ))
  icon="  "
  printf " ^c#7ca198^ %s %s \\n" "$icon""$cpu%"
